/Engine/Source/Runtime/MeshDescription/Public/MeshDescription.h
Returns the polygons connected to this vertex instance
[TArray](API\Runtime\Core\Containers\TArray)< [FPolygonID](API\Runtime\MeshDescription\FPolygonID) > GetVertexInstanceConnectedPolygons ( const [FVertexInstanceID](API\Runtime\MeshDescription\FVertexInstanceID) VertexInstanceID ) const